Base | Representation |
---|---|
bin | 11101001010110010001… |
… | …10011001111010101101 |
3 | 10112210220120221110121210 |
4 | 32211121012121322231 |
5 | 112410022342344323 |
6 | 2044225312345033 |
7 | 132260000256150 |
oct | 16453106317255 |
9 | 3483816843553 |
10 | 1002222231213 |
11 | 35704935a115 |
12 | 1422a2245179 |
13 | 736807b2058 |
14 | 3671762dc97 |
15 | 1b10b8c5293 |
hex | e959199ead |
1002222231213 has 16 divisors (see below), whose sum is σ = 1527364061696. Its totient is φ = 572635312560.
The previous prime is 1002222231209. The next prime is 1002222231277. The reversal of 1002222231213 is 3121322222001.
It is not a de Polignac number, because 1002222231213 - 22 = 1002222231209 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1002222231213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1002222131213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2433931 + ... + 2815752.
It is an arithmetic number, because the mean of its divisors is an integer number (95460253856).
Almost surely, 21002222231213 is an apocalyptic number.
It is an amenable number.
1002222231213 is a deficient number, since it is larger than the sum of its proper divisors (525141830483).
1002222231213 is an equidigital number, since it uses as much as digits as its factorization.
1002222231213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5258784.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 1002222231213 its reverse (3121322222001), we get a palindrome (4123544453214).
The spelling of 1002222231213 in words is "one trillion, two billion, two hundred twenty-two million, two hundred thirty-one thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •